#include "LED.h"
#include <STC15F2K60S2.H>





void LED_Disp(unsigned char addr, bit enable)
{
    static unsigned char temp = 0x00;           
    static unsigned char temp_old = 0xff;       
    
    if (enable)
        temp |= 0x01 << addr;
    else
        temp &= ~(0x01 << addr);
    
    if (temp != temp_old)
    {
        P0 = ~temp;
        P2 = P2 & 0x1f | 0x80;
        P2 &= 0x1f;
        temp_old = temp;
    }
}










